Agilent Flexible tubing, PTFE, 0.125-inch id, 500 cm (16.4 feet) length (pre-cut), used from nitrogen gas supply outlet to main gas inlet on instrument, used with single quad 61XX series, TOF 62XX series, ion trap 63XX series, triple quad 64XX series, and Q-TOF 65XX series, models 61XX, 62XX, 63XX, ..